The Schneider Electric Square D 8539SGA54V03 is a combination motor starter designed for AC squirrel cage motors. This unit is part of the 8539 series, engineered to provide both motor control and overload protection within a single enclosure. It is suitable for applications requiring reliable motor starting and safeguarding in commercial and infrastructure environments.

Technical details

• Series: Square D 8539
• Type: Combination Motor Starter
• Motor Control Type: AC Squirrel Cage Motor
• Amperage Rating: 27 Amps (for the starter and overload relay)
• Enclosure Type: NEMA 1 (Indoor, general purpose)
• Voltage Rating: 600V AC Maximum (Verify specific voltage configuration with manufacturer datasheet)
• Control Circuit Voltage: 120V AC (Standard for this series, verify with datasheet)
• Includes: Fusible disconnect and overload relay

Applications & compatibility

This combination starter is commonly deployed in building automation systems, HVAC equipment, and light industrial machinery. It provides essential motor control and protection for pumps, fans, compressors, and other motor-driven equipment found in commercial office buildings, construction sites, and infrastructure projects.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D 8539SGA54V03 or contact our technical team for cross-reference assistance with compatible Square D components.